Magnetic Hematite R!ngs. 6mm wide, rounded top. Please inquire if you need other sizes and I'll check my stock. Model: HMR-8 MagneticBreeze.com's mission is to provide the highest quality healing magnetic jewelry at the best prices possible. Discounts can be arranged for bulk orders by contacting sales@magneticbreeze.com If you have a request for a specific type of product that is not listed in our store or website, please contact us and we will see if we can locate it for you.